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MAIN PAGE / Glossary

Glossary Of Acoustic Terms

  • Ambient Noise
  • Articulation Class (AC)
  • Articulation Index (AI)
  • Audible Frequency Range
  • Background Noise
  • Broad Band Noise
  • CAC
  • Ceiling Attenuation Class (CAC)
  • dBA
  • Decay Rate
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  • Field Impact Insulation Class (FIIC)
  • Frequency
  • Impact Insulation Class (IIC)
  • Insertion Loss
  • Noise
  • Noise Criterion (NC)
  • Noise Isolation Class (NIC)
  • Noise Reduction Coefficient (NRC)
  • Noise Reduction (NR)
  • Noise Reduction Rating (NRR)
  • Octave Bands
  • One-Third Octave Bands
  • Pink Noise
  • Preferred Frequencies
  • Privacy Index (PI)
  • Pure Tone
  • Reverberation
  • Sabin
  • Sound
  • Sound Absorption Coefficient
  • Sound Power
  • Sound Pressure
  • Sound Receiver
  • Sound Source
  • Sound Transmission Class (STC)
  • Spectrum
  • Structureborne Noise
  • Threshold of Hearing
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  • Transmission Loss (TL)
  • Vibration Isolation
  • Wavelength
  • White Noise

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4700 Clairton Blvd.
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Phone:412 884 3000
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